Pith Number

pith:STHOIDWB

pith:2017:STHOIDWBXLS57LNGM4L3PYVQWP

not attested not anchored not stored refs pending

Measuring Chern numbers in Hofstadter strips

Alessio Celi, Alexandre Dauphin, Carlos Lobo, Leticia Tarruell, Maciej Lewenstein, Pietro Massignan, Samuel Mugel

arxiv:1705.04676 v3 · 2017-05-12 · cond-mat.quant-gas · cond-mat.mes-hall · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{STHOIDWBXLS57LNGM4L3PYVQWP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:38:02.667119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94cee40ec1bae5dfada66717b7e2b0b3dfc5fc150b37f3df2003343f42b63cb0

Aliases

arxiv: 1705.04676 · arxiv_version: 1705.04676v3 · doi: 10.48550/arxiv.1705.04676 · pith_short_12: STHOIDWBXLS5 · pith_short_16: STHOIDWBXLS57LNG · pith_short_8: STHOIDWB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/STHOIDWBXLS57LNGM4L3PYVQWP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 94cee40ec1bae5dfada66717b7e2b0b3dfc5fc150b37f3df2003343f42b63cb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c45e3c25698814d5fc7a9de1a651e32cbf2a24609875c83217f0bf908c9af20d",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2017-05-12T17:50:10Z",
    "title_canon_sha256": "bf883bfd76d71eb22b30a4f2ad080d5b224cbf3043f2394e6272b42896e624a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04676",
    "kind": "arxiv",
    "version": 3
  }
}